<template>
    <div class="app-container">
      <el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch" label-width="68px">
        
        <el-form-item label="流程名称" prop="processName">
          <el-input
            v-model="queryParams.processName"
            placeholder="请输入流程名称"
            clearable
            size="small"
            @keyup.enter.native="handleQuery"
          />
        </el-form-item>
        <el-form-item label="流程分类" prop="category">
          <el-select v-model="queryParams.category" clearable placeholder="请选择" size="small">
            <el-option
              v-for="item in categoryOptions"
              :key="item.categoryId"
              :label="item.categoryName"
              :value="item.code">
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="提交时间">
          <el-date-picker
            v-model="dateRange"
            style="width: 240px"
            value-format="yyyy-MM-dd HH:mm:ss"
            type="daterange"
            range-separator="-"
            start-placeholder="开始日期"
            end-placeholder="结束日期"
            :default-time="['00:00:00', '23:59:59']"
          ></el-date-picker>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
          <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
        </el-form-item>
      </el-form>
  
      <el-row :gutter="10" class="mb8">
        <el-col :span="1.5">
          <el-button
            type="danger"
            plain
            icon="el-icon-delete"
            size="mini"
            :disabled="multiple"
            @click="handleDelete"
          >删除</el-button>
        </el-col>
        <!-- el-col :span="1.5">
          <el-button
            type="warning"
            plain
            icon="el-icon-download"
            size="mini"
            v-hasPermi="['workflow:process:ownExport']"
            @click="handleExport"
          >导出</el-button>
        </el-col> -->
        <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
      </el-row>
  
      <el-table v-loading="loading" :data="ownProcessList" @selection-change="handleSelectionChange">
        <el-table-column type="selection" width="55" align="center" />
        <el-table-column label="流程编号" align="center" prop="procInsId" width="170"/>
        <el-table-column label="流程名称" align="center" prop="procDefName" :show-overflow-tooltip="true"/>
        <el-table-column label="流程类别" align="center" prop="category" :formatter="categoryFormat" />
        <el-table-column label="流程版本" align="center" width="80px">
          <template slot-scope="scope">
            <el-button type="text" @click="handleProcessView(scope.row)">
              <el-tag size="medium" >{{ scope.row.procDefVersion }}</el-tag>
            </el-button>
          </template>
        </el-table-column>
        <el-table-column label="流程状态" align="center" prop="processStatus" width="100"/>
        <el-table-column label="提交时间" align="center" prop="createTime" width="180"/>
        <el-table-column label="审批完成时间" align="center" prop="finishTime" width="180"/>
        <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
          <template slot-scope="scope">
            <el-button
              type="text"
              size="mini"
              icon="el-icon-tickets"
              @click="handleFlowRecord(scope.row)"
              v-hasPermi="['workflow:process:startList']"
            >详情</el-button>
            <el-button
              type="text"
              size="mini"
              icon="el-icon-delete"
              @click="handleDelete(scope.row)"
              v-if="scope.row.finishTime"
              v-hasPermi="['workflow:process:remove']"
            >删除</el-button>
            <el-button
              type="text"
              size="mini"
              icon="el-icon-circle-close"
              @click="handleStop(scope.row)"
              v-hasPermi="['workflow:process:cancel']"
            >取消</el-button>
            <el-button
              type="text"
              size="mini"
              icon="el-icon-refresh-right"
              v-hasPermi="['workflow:process:startList']"
              @click="handleAgain(scope.row)"
            >重新发起</el-button>
          </template>
        </el-table-column>
      </el-table>
  
      <pagination
        v-show="total>0"
        :total="total"
        :page.sync="pageParams.current"
        :limit.sync="pageParams.size"
        @pagination="getList"
      />
  
      <!-- 流程图 -->
      <el-dialog :title="processView.title" :visible.sync="processView.open" width="70%" append-to-body>
        <process-viewer :key="`designer-${processView.index}`" :xml="processView.xmlData" :style="{height: '400px'}" />
      </el-dialog>
    </div>
  </template>
  
  <script>
  import { listOwnProcess, stopProcess, delProcess, getBpmnXml, getProcessExternalForm } from '@/api/workflow/process';
  import { listAllCategory } from '@/api/workflow/category';
  import ProcessViewer from '@/components/ProcessViewer';

  export default {
    name: "Own",
    components: {
      ProcessViewer
    },
    data() {
      return {
        // 遮罩层
        loading: true,
        processLoading: true,
        // 选中数组
        ids: [],
        // 非单个禁用
        single: true,
        // 非多个禁用
        multiple: true,
        // 显示搜索条件
        showSearch: true,
        // 总条数
        total: 0,
        categoryOptions: [],
        processTotal:0,
        // 我发起的流程列表数据
        ownProcessList: [],
        // 弹出层标题
        title: "",
        // 是否显示弹出层
        open: false,
        src: "",
        definitionList:[],
        // 日期范围
        dateRange: [],
        // 分页参数
        pageParams: {
          current: 1,
          size: 10
        },
        // 查询参数
        queryParams: {
          processKey: null,
          processName: null,
          category: null,
          beginTjsj: null,
          endTjsj: null
        },
        // 表单参数
        form: {},
        // 表单校验
        rules: {
        },
        processView: {
          title: '',
          open: false,
          index: undefined,
          xmlData:"",
        }
      };
    },
    created() {
      this.pageParams.current = 1;
      this.getCategoryList();
    },
    beforeRouteEnter(to, from, next) {
      next(vm => {
        vm.getList()
      })
    },
    methods: {
      /** 查询流程分类列表 */
      getCategoryList() {
        listAllCategory().then(response => this.categoryOptions = response.data)
      },
      /** 查询流程定义列表 */
      getList() {
        this.loading = true;
        if (null != this.dateRange && '' != this.dateRange) {
            this.queryParams["beginTjsj"] = this.dateRange[0];
            this.queryParams["endTjsj"] = this.dateRange[1];
        } else {
            this.queryParams["beginTjsj"] = null;
            this.queryParams["endTjsj"] = null;
        }
        listOwnProcess(this.pageParams, this.queryParams).then(response => {
          this.ownProcessList = response.page.records;
          this.total = response.page.total;
          this.loading = false;
        });
      },
      // 取消按钮
      cancel() {
        this.open = false;
        this.reset();
      },
      // 表单重置
      reset() {
        this.form = {
          id: null,
          name: null,
          category: null,
          key: null,
          tenantId: null,
          deployTime: null,
          derivedFrom: null,
          derivedFromRoot: null,
          parentDeploymentId: null,
          engineVersion: null
        };
        this.resetForm("form");
      },
      /** 搜索按钮操作 */
      handleQuery() {
        this.pageParams.current = 1;
        this.getList();
      },
      /** 重置按钮操作 */
      resetQuery() {
        this.dateRange = [];
        this.resetForm("queryForm");
        this.handleQuery();
      },
      // 多选框选中数据
      handleSelectionChange(selection) {
        this.ids = selection.map(item => item.procInsId);
        this.single = selection.length !== 1;
        this.multiple = !selection.length;
      },
      /** 查看流程图 */
      handleProcessView(row) {
        let definitionId = row.procDefId;
        this.processView.title = "流程图";
        this.processView.index = definitionId;
        // 发送请求，获取xml
        getBpmnXml(definitionId).then(res => {
          this.processView.xmlData = res.data;
        })
        this.processView.open = true;
      },
      handleAgain(row) {
        getProcessExternalForm({
          definitionId: row.procDefId,
          deployId: row.deployId
        }).then(res => {
          if (res.code==='200') {
            //缓存参数
            let queryParams = {
              definitionId: row.procDefId,
              procInsId: row.procInsId,
              deployId: row.deployId,
              businessKey: row.businessKey,
              showApproval: false,
              processed: false,
              fillAgain: true
            };
            window.localStorage.setItem("flowableDetailParams",JSON.stringify(queryParams));

            //跳转表单路由，显示表单填写页面
            const formUrl = res.data.formUrl;
            this.$router.push({
              path: `${formUrl}`
            })
          }
        })
      },
      /**  取消流程申请 */
      handleStop(row){
        const params = {
          procInsId: row.procInsId
        }
        stopProcess(params).then( res => {
          this.$modal.msgSuccess(res.msg);
          this.getList();
        });
      },
      /** 流程流转记录 */
      handleFlowRecord(row) {
        getProcessExternalForm({
          definitionId: row.procDefId,
          deployId: row.deployId
        }).then(res => {
          if (res.code==='200') {
            //缓存参数
            let queryParams = {
              procInsId: row.procInsId,
              deployId: row.deployId,
              businessKey: row.businessKey,
              showApproval: false
            };
            window.localStorage.setItem("flowableDetailParams",JSON.stringify(queryParams));

            const formUrl = res.data.formUrl;
            //跳转表单路由，显示表单填写页面
            this.$router.push({
              path: `${formUrl}`
            })
          }
        })
      },
      /** 删除按钮操作 */
      handleDelete(row) {
        let processIds = this.ids;
        if(row.procInsId){
          processIds = new Array();
          processIds.push(row.procInsId);
        }
        this.$confirm('是否确认删除指定的数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(() => {
          this.loading = true;
          return delProcess(processIds);
        }).then(res => {
          this.loading = false;
          if(res.code==='200') {
              this.handleQuery();
              this.$modal.msgSuccess("删除成功");
          }else{
              this.$modal.msgError(res.msg);
          }
        });
      },
      /** 导出按钮操作 */
      handleExport() {
        this.download('workflow/process/ownExport', {
          ...this.queryParams
        }, `wf_own_process_${new Date().getTime()}.xlsx`)
      },
      categoryFormat(row, column) {
        return this.categoryOptions.find(k => k.code === row.category)?.categoryName ?? '';
      }
    }
  };
  </script>
  